EP 3640846 B1 20240221 - METHOD AND APPARATUS TO TRAIN IMAGE RECOGNITION MODEL, AND IMAGE RECOGNITION METHOD AND APPARATUS
Title (en)
METHOD AND APPARATUS TO TRAIN IMAGE RECOGNITION MODEL, AND IMAGE RECOGNITION METHOD AND APPARATUS
Title (de)
VERFAHREN UND VORRICHTUNG ZUM TRAINIEREN EINES BILDERKENNUNGSMODELLS SOWIE BILDERKENNUNGSVERFAHREN UND -VORRICHTUNG
Title (fr)
PROCÉDÉ ET APPAREIL D'APPRENTISSAGE DE MODÈLE DE RECONNAISSANCE D'IMAGES ET PROCÉDÉ ET APPAREIL DE RECONNAISSANCE D'IMAGES
Publication
Application
Priority
KR 20180123487 A 20181017
Abstract (en)
[origin: EP3640846A1] An apparatus and method to train an image recognition model to accurately estimate a location of a reference point for each class of landmark is disclosed. The apparatus and method use the image recognition model, which is trained based on calculating a class loss and a class-dependent localization loss from training data based on an image recognition model and training the image recognition model using a total loss comprising the class loss and the localization loss.
IPC 8 full level
G06V 10/82 (2022.01); G06V 30/19 (2022.01); G06V 30/194 (2022.01)
CPC (source: CN EP KR US)
G06F 18/214 (2023.01 - CN); G06F 18/217 (2023.01 - US); G06F 18/22 (2023.01 - US); G06F 18/241 (2023.01 - CN); G06T 7/11 (2017.01 - KR); G06T 7/143 (2017.01 - KR); G06T 7/75 (2017.01 - KR); G06V 10/82 (2022.01 - EP US); G06V 30/19173 (2022.01 - EP US); G06V 30/194 (2022.01 - EP US); G06T 2207/20081 (2013.01 - KR)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3640846 A1 20200422; EP 3640846 B1 20240221; CN 111062405 A 20200424; JP 2020064619 A 20200423; JP 7421889 B2 20240125; KR 102695522 B1 20240814; KR 20200043005 A 20200427; US 11544507 B2 20230103; US 2020125899 A1 20200423
DOCDB simple family (application)
EP 19178016 A 20190604; CN 201910583821 A 20190628; JP 2019171731 A 20190920; KR 20180123487 A 20181017; US 201916367358 A 20190328